/* ============================================================
   HÀ HUY QUÂN — PORTFOLIO · Shared stylesheet
   Phong cách: Arolax Branding Agency (cream / ink / serif italic)
   ============================================================ */
/* ---------- BẢNG MÀU 1 (mặc định): XANH RỪNG SÂU ---------- */
:root{
  --bg:#F2F4EE;
  --bg-soft:#E7EBDE;
  --ink:#131A16;
  --ink-soft:#45504A;
  --line:rgba(19,26,22,.14);
  --accent:#1F7A4D;
  --accent-deep:#0E4A2C;
  --media-a:#9FC3A8;
  --media-b1:#16281F; --media-b2:#22382B; --media-b3:#101E17;
  --g1a:#16333B; --g1b:#2F5E66;
  --g2a:#2E4A21; --g2b:#5C7A3E;
  --g3a:#1C3A2E; --g3b:#3E6B57;
  --g4a:#24303B; --g4b:#4A5E71;
  --serif:'Playfair Display', Georgia, serif;
  --sans:'Be Vietnam Pro', 'Segoe UI', sans-serif;
}
/* Gradient cover dự án */
.wm-bg.g1{background:linear-gradient(150deg,var(--g1a),var(--g1b))}
.wm-bg.g2{background:linear-gradient(150deg,var(--g2a),var(--g2b))}
.wm-bg.g3{background:linear-gradient(150deg,var(--g3a),var(--g3b))}
.wm-bg.g4{background:linear-gradient(150deg,var(--g4a),var(--g4b))}
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--ink);color:var(--bg)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1280px,92vw);margin:0 auto}

/* ============ PRELOADER (chỉ trang chủ) ============ */
#preloader{
  position:fixed;inset:0;z-index:9999;background:var(--ink);color:var(--bg);
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:18px;
}
#preloader .pl-name{
  font-family:var(--sans);font-weight:700;font-size:clamp(17px,2.6vw,28px);
  letter-spacing:.32em;text-transform:uppercase;
  overflow:hidden;padding:.18em .1em;margin:-.12em 0;
}
#preloader .pl-name em{font-style:normal;color:var(--accent)}
#preloader .pl-name span{display:inline-block;transform:translateY(120%)}
#preloader .pl-count{
  font-size:13px;letter-spacing:.35em;text-transform:uppercase;opacity:.6;
  font-variant-numeric:tabular-nums;
}

/* ============ CURSOR ============ */
.cursor-dot{
  position:fixed;top:0;left:0;width:10px;height:10px;border-radius:50%;
  pointer-events:none;z-index:9000;
  transform:translate(-50%,-50%);transition:width .25s,height .25s;
  mix-blend-mode:difference;background:#fff;
  opacity:0; /* ẩn tới khi chuột di chuyển — tránh chấm đen kẹt ở góc */
}
.cursor-dot.alive{opacity:1}
.cursor-dot.is-view{width:82px;height:82px}
.cursor-dot .cursor-label{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#000;
  opacity:0;transition:opacity .2s;
}
.cursor-dot.is-view .cursor-label{opacity:1}
@media (hover:none){.cursor-dot{display:none}}

/* ============ HEADER ============ */
header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  transition:transform .5s cubic-bezier(.6,0,.2,1), background .4s;
}
header.scrolled{background:color-mix(in srgb, var(--bg) 90%, transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
header.hide{transform:translateY(-100%)}
.header-inner{
  width:min(1400px,94vw);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 0;
}
.logo{
  font-family:var(--sans);font-weight:700;font-size:15px;
  letter-spacing:.28em;text-transform:uppercase;line-height:1;
  white-space:nowrap;
}
.logo em{font-style:normal;font-weight:700;color:var(--accent)}
.logo:hover em{color:var(--ink)}
nav.desktop{display:flex;gap:38px}
nav.desktop a{
  font-size:14px;letter-spacing:.06em;text-transform:uppercase;position:relative;
  padding:4px 0;
}
nav.desktop a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;
  background:var(--ink);transform:scaleX(0);transform-origin:right;
  transition:transform .45s cubic-bezier(.6,0,.2,1);
}
nav.desktop a:hover::after,
nav.desktop a.active::after{transform:scaleX(1);transform-origin:left}
.header-cta{
  font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  border:1px solid var(--ink);border-radius:99px;padding:12px 26px;
  transition:background .35s,color .35s;
}
.header-cta:hover{background:var(--ink);color:var(--bg)}

/* mobile menu */
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;
  background:none;cursor:pointer;position:relative;z-index:1200}
.burger span{position:absolute;left:12px;right:12px;height:1.5px;background:var(--ink);transition:.35s}
.burger span:nth-child(1){top:17px}
.burger span:nth-child(2){top:26px}
.burger.open span:nth-child(1){top:21px;transform:rotate(45deg)}
.burger.open span:nth-child(2){top:21px;transform:rotate(-45deg)}
.mobile-menu{
  position:fixed;inset:0;background:var(--ink);color:var(--bg);z-index:1100;
  display:flex;flex-direction:column;justify-content:center;padding:0 8vw;gap:10px;
  clip-path:inset(0 0 100% 0);transition:clip-path .6s cubic-bezier(.7,0,.2,1);
}
.mobile-menu.open{clip-path:inset(0 0 0 0)}
.mobile-menu a{
  font-size:clamp(32px,8vw,56px);font-weight:600;letter-spacing:-.02em;
  padding:.14em 0;border-bottom:1px solid color-mix(in srgb, var(--bg) 14%, transparent);
}
.mobile-menu a em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent)}
@media(max-width:860px){
  nav.desktop,.header-cta{display:none}
  .burger{display:block}
}

/* ============ TYPO / REVEAL — fix cắt dấu tiếng Việt ============ */
/* Mọi mask reveal đều có padding trên/dưới để dấu (ề, ỗ, ậ...) không bị cắt */
.reveal-line{display:block;overflow:hidden;padding:.18em .06em;margin:-.13em -.06em}
.reveal-line>span{display:block;transform:translateY(130%)}
.split-words .w-mask{display:inline-block;overflow:hidden;vertical-align:top;
  padding:.2em .04em .16em;margin:-.16em -.04em -.12em}
.split-words .w-mask>span{display:inline-block;transform:translateY(130%)}

.sec-label{
  font-size:13px;letter-spacing:.3em;text-transform:uppercase;color:var(--ink-soft);
  display:flex;align-items:center;gap:14px;margin-bottom:22px;
}
.sec-label::before{content:"";width:46px;height:1px;background:var(--ink)}
.sec-title{
  font-size:clamp(38px,5.5vw,76px);line-height:1.15;font-weight:600;letter-spacing:-.025em;
  max-width:22ch;
}
.sec-title em,.page-title em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent)}
section{padding:clamp(70px,10vw,130px) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:clamp(40px,6.5vw,70px);flex-wrap:wrap}
.sec-head>p{max-width:380px;font-size:16px;line-height:1.7;color:var(--ink-soft)}

/* ============ PAGE HERO (trang phụ) ============ */
.page-hero{padding:clamp(130px,18vw,190px) 0 clamp(50px,8vw,90px)}
.page-title{
  font-size:clamp(40px,9vw,128px);line-height:1.08;font-weight:600;letter-spacing:-.03em;
  overflow-wrap:break-word;
}
.page-hero .lead{max-width:560px;font-size:clamp(15px,2.2vw,17px);line-height:1.7;color:var(--ink-soft);margin-top:clamp(22px,4vw,34px)}
.breadcrumb{
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-soft);
  margin-bottom:30px;display:flex;gap:12px;align-items:center;
}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb i{font-style:normal;opacity:.5}

/* ============ HERO trang chủ ============ */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  padding:clamp(110px,15vw,140px) 0 0;position:relative;
}
.hero-kicker{
  display:flex;align-items:center;gap:14px;
  font-size:13px;letter-spacing:.3em;text-transform:uppercase;color:var(--ink-soft);
  margin-bottom:28px;
}
.hero-kicker::before{content:"";width:46px;height:1px;background:var(--ink)}
.hero-title{
  font-size:clamp(40px,10.5vw,160px);
  line-height:1.04;font-weight:600;letter-spacing:-.03em;
  text-transform:uppercase;overflow-wrap:break-word;
}
.hero-title .row{display:block;overflow:hidden;padding:.14em .04em;margin:-.1em -.04em}
.hero-title .char{display:inline-block;transform:translateY(125%) rotate(6deg);transform-origin:0 100%}
.hero-title em{
  font-family:var(--serif);font-style:italic;font-weight:400;
  text-transform:none;letter-spacing:0;color:var(--accent);
}
.hero-sub{
  display:flex;justify-content:space-between;align-items:flex-end;gap:clamp(20px,4vw,40px);
  margin:clamp(30px,5vw,52px) 0 clamp(34px,5.5vw,60px);flex-wrap:wrap;
}
.hero-sub p{max-width:460px;font-size:clamp(15px,2.2vw,17px);line-height:1.65;color:var(--ink-soft)}
.hero-scroll{
  font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--ink-soft);
  display:flex;align-items:center;gap:12px;white-space:nowrap;
}
.hero-scroll svg{animation:bounceY 1.8s ease-in-out infinite}
@keyframes bounceY{0%,100%{transform:translateY(0)}50%{transform:translateY(7px)}}
.hero-media{height:clamp(240px,42vw,52vh);min-height:0;border-radius:20px 20px 0 0;overflow:hidden;position:relative}
.hero-media .media-inner{
  position:absolute;inset:0;transform:scale(1.25);
  background:
    radial-gradient(ellipse 60% 90% at 20% 20%, var(--media-a) 0%, transparent 55%),
    radial-gradient(ellipse 70% 80% at 85% 75%, color-mix(in srgb, var(--accent) 25%, transparent) 0%, transparent 60%),
    linear-gradient(140deg,var(--media-b1) 0%, var(--media-b2) 45%, var(--media-b3) 100%);
}
.hero-media .media-word{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-style:italic;color:color-mix(in srgb, var(--bg) 90%, transparent);
  font-size:clamp(34px,6vw,84px);letter-spacing:.02em;text-align:center;padding:0 6vw;
}

/* ============ MARQUEE ============ */
.marquee{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;padding:clamp(16px,2.6vw,26px) 0;background:var(--bg);white-space:nowrap;
}
.marquee-track{display:inline-flex;gap:clamp(36px,5vw,64px);will-change:transform}
.marquee-track span{
  font-size:clamp(17px,2.6vw,34px);font-weight:500;letter-spacing:-.01em;
  display:inline-flex;align-items:center;gap:clamp(36px,5vw,64px);color:var(--ink);
}
.marquee-track span i{font-style:normal;color:var(--accent);font-size:.6em}

/* ============ ABOUT ============ */
.about-big{
  font-size:clamp(26px,3.6vw,52px);line-height:1.42;font-weight:500;letter-spacing:-.02em;
  max-width:1080px;
}
.about-big .w{opacity:.14}
.about-big em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent)}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(44px,6vw,80px);margin-top:clamp(50px,8vw,90px);align-items:start}
@media(max-width:900px){.about-grid{grid-template-columns:1fr;gap:44px}}
.about-story p{font-size:clamp(15px,2.2vw,17px);line-height:1.75;color:var(--ink-soft);margin-bottom:22px}
.about-story .note,.ph-note{
  font-size:13px;color:var(--accent);letter-spacing:.05em;border:1px dashed var(--accent);
  border-radius:10px;padding:12px 16px;display:inline-block;margin-top:6px;
}
.facts{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.fact{padding:clamp(20px,3.5vw,34px) 10px clamp(18px,3vw,30px);border-bottom:1px solid var(--line)}
.fact:nth-child(odd){border-right:1px solid var(--line);padding-right:clamp(14px,3vw,30px)}
.fact:nth-child(even){padding-left:clamp(14px,3vw,30px)}
.fact .num{
  font-size:clamp(40px,4.5vw,64px);font-weight:600;letter-spacing:-.03em;line-height:1;
  font-variant-numeric:tabular-nums;
}
.fact .num sup{font-size:.45em;color:var(--accent);font-weight:500}
.fact .lbl{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);margin-top:12px}

/* ============ SERVICES ============ */
.services{background:var(--ink);color:var(--bg);border-radius:28px}
.services .sec-label{color:color-mix(in srgb, var(--bg) 55%, transparent)}
.services .sec-label::before{background:var(--bg)}
.services .sec-title{color:var(--bg)}
.svc-list{border-top:1px solid color-mix(in srgb, var(--bg) 16%, transparent)}
.svc-item{
  display:grid;grid-template-columns:80px 1fr 1.2fr 60px;gap:clamp(16px,3vw,30px);align-items:center;
  padding:clamp(26px,4.5vw,44px) clamp(10px,2vw,20px);border-bottom:1px solid color-mix(in srgb, var(--bg) 16%, transparent);
  position:relative;overflow:hidden;cursor:pointer;
}
.svc-item::before{
  content:"";position:absolute;inset:0;background:var(--bg);
  transform:scaleY(0);transform-origin:bottom;transition:transform .5s cubic-bezier(.6,0,.2,1);
}
.svc-item:hover::before{transform:scaleY(1);transform-origin:top}
.svc-item>*{position:relative;z-index:1;transition:color .4s}
.svc-item:hover>*{color:var(--ink)}
.svc-num{font-family:var(--serif);font-style:italic;font-size:22px;opacity:.6}
.svc-name{font-size:clamp(22px,2.8vw,36px);font-weight:600;letter-spacing:-.02em;line-height:1.3}
.svc-desc{font-size:15px;line-height:1.65;color:color-mix(in srgb, var(--bg) 62%, transparent)}
.svc-item:hover .svc-desc{color:var(--ink-soft)}
.svc-arrow{font-size:26px;transform:rotate(-45deg);transition:transform .4s}
.svc-item:hover .svc-arrow{transform:rotate(0deg)}
@media(max-width:820px){
  .svc-item{grid-template-columns:50px 1fr 40px}
  .svc-desc{display:none}
}

/* ============ WORK CARDS ============ */
.work-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,60px) clamp(28px,4vw,48px)}
@media(max-width:820px){.work-grid{grid-template-columns:1fr}}
.work-card{cursor:pointer;display:block}
.work-grid.stagger .work-card:nth-child(even){transform:translateY(70px)}
@media(max-width:820px){.work-grid.stagger .work-card:nth-child(even){transform:none}}
.work-media{border-radius:18px;overflow:hidden;aspect-ratio:4/3;position:relative}
.work-media.wide{aspect-ratio:16/8}
.work-media .wm-bg{
  position:absolute;inset:0;transition:transform .8s cubic-bezier(.3,0,.2,1);
  display:flex;align-items:center;justify-content:center;
}
.work-card:hover .wm-bg{transform:scale(1.07)}
.wm-bg .wm-mono{
  font-family:var(--serif);font-style:italic;font-size:clamp(48px,7vw,110px);
  color:color-mix(in srgb, var(--bg) 92%, transparent);padding:.15em .1em;
}
.work-meta{display:flex;justify-content:space-between;align-items:baseline;margin-top:22px;gap:16px}
.work-title{font-size:clamp(20px,2.4vw,28px);font-weight:600;letter-spacing:-.02em}
.work-year{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--ink-soft)}
.work-tags{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.work-tags span{
  font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);
  border:1px solid var(--line);border-radius:99px;padding:6px 14px;
}
.work-kpi{margin-top:14px;font-size:14px;color:var(--accent);letter-spacing:.03em}
.work-all{display:flex;justify-content:center;margin-top:clamp(56px,9vw,110px)}
.btn-round{
  width:clamp(112px,16vw,150px);height:clamp(112px,16vw,150px);border-radius:50%;border:1px solid var(--ink);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:clamp(11px,1.6vw,13px);letter-spacing:.12em;text-transform:uppercase;line-height:1.5;
  transition:background .4s,color .4s,transform .4s;padding:14px;flex-shrink:0;
}
.btn-round:hover{background:var(--ink);color:var(--bg);transform:scale(1.06)}

/* ============ PROJECT DETAIL ============ */
.pd-meta{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin-top:70px;
}
.pd-meta>div{padding:26px 24px;border-right:1px solid var(--line)}
.pd-meta>div:first-child{padding-left:0}
.pd-meta>div:last-child{border-right:none;padding-right:0}
.pd-meta .k{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px}
.pd-meta .v{font-size:16px;font-weight:500;line-height:1.5}
@media(max-width:700px){.pd-meta>div{border-right:none;border-bottom:1px solid var(--line);padding:18px 0}}
.pd-cover{margin-top:80px;border-radius:20px;overflow:hidden;aspect-ratio:16/8;position:relative}
.pd-cover .wm-bg{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;transform:scale(1.15)}
.pd-section{padding:clamp(60px,9vw,110px) 0 0}
.pd-section:last-of-type{padding-bottom:60px}
.pd-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,70px);align-items:start}
@media(max-width:860px){.pd-grid{grid-template-columns:1fr;gap:30px}}
.pd-grid h3{font-size:clamp(24px,3vw,38px);font-weight:600;letter-spacing:-.02em;line-height:1.25}
.pd-grid h3 em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent)}
.pd-body p{font-size:17px;line-height:1.8;color:var(--ink-soft);margin-bottom:20px}
.pd-list{border-top:1px solid var(--line)}
.pd-list-item{
  display:grid;grid-template-columns:60px 1fr 1.3fr;gap:26px;align-items:baseline;
  padding:28px 4px;border-bottom:1px solid var(--line);
}
.pd-list-item .n{font-family:var(--serif);font-style:italic;color:var(--accent)}
.pd-list-item .t{font-size:19px;font-weight:600}
.pd-list-item .d{font-size:15px;line-height:1.65;color:var(--ink-soft)}
@media(max-width:700px){.pd-list-item{grid-template-columns:40px 1fr}.pd-list-item .d{grid-column:2}}
.pd-results{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.pd-results>div{background:var(--bg-soft);padding:clamp(26px,4vw,44px) clamp(20px,3vw,34px)}
.pd-results .num{font-size:clamp(38px,4.5vw,58px);font-weight:600;letter-spacing:-.03em}
.pd-results .num sup{font-size:.45em;color:var(--accent)}
.pd-results .lbl{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);margin-top:12px;line-height:1.6}
.pd-gallery{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.pd-gallery .ph{
  border-radius:16px;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
  background:var(--bg-soft);border:1px dashed var(--line);
  color:var(--ink-soft);font-size:13px;letter-spacing:.14em;text-transform:uppercase;
}
.pd-gallery .ph.wide{grid-column:1/-1;aspect-ratio:16/7}
@media(max-width:700px){.pd-gallery{grid-template-columns:1fr}}
.next-project{border-top:1px solid var(--line);margin-top:clamp(64px,10vw,120px)}
.next-project a{display:block;padding:clamp(50px,8vw,90px) 0;text-align:center}
.next-project .np-label{font-size:13px;letter-spacing:.3em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:24px}
.next-project .np-title{
  font-size:clamp(40px,7vw,96px);font-weight:600;letter-spacing:-.03em;line-height:1.15;
  transition:color .35s;
}
.next-project a:hover .np-title{color:var(--accent)}

/* ============ BRAND WALL ============ */
.filter-bar{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:70px}
.filter-chip{
  font-size:13px;letter-spacing:.1em;text-transform:uppercase;
  border:1px solid var(--line);border-radius:99px;padding:12px 24px;cursor:pointer;
  background:none;font-family:var(--sans);color:var(--ink-soft);
  transition:background .3s,color .3s,border-color .3s;
}
.filter-chip:hover{border-color:var(--ink);color:var(--ink)}
.filter-chip.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.industry-group{margin-bottom:90px}
.industry-head{
  display:flex;align-items:baseline;gap:20px;margin-bottom:34px;
  border-bottom:1px solid var(--ink);padding-bottom:18px;
}
.industry-head h3{font-size:clamp(24px,3vw,40px);font-weight:600;letter-spacing:-.02em}
.industry-head .count{font-family:var(--serif);font-style:italic;color:var(--accent);font-size:20px}
.logo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
@media(max-width:1000px){.logo-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.logo-grid{grid-template-columns:repeat(2,1fr)}}
.logo-cell{
  background:var(--bg);aspect-ratio:4/3;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:12px;padding:26px;
  transition:background .35s;position:relative;overflow:hidden;
}
.logo-cell:hover{background:var(--bg-soft)}
.logo-cell img{
  max-height:56px;max-width:70%;object-fit:contain;
  filter:grayscale(1);opacity:.8;transition:filter .35s,opacity .35s,transform .35s;
  mix-blend-mode:multiply; /* tự "tách nền": logo nền trắng hoà vào nền sáng của ô */
}
.logo-cell:hover img{filter:grayscale(0);opacity:1;transform:scale(1.05)}
.logo-cell .logo-ph{
  font-family:var(--serif);font-style:italic;font-size:clamp(22px,2.6vw,34px);
  color:var(--ink);opacity:.8;transition:transform .35s,color .35s;padding:.1em;
}
.logo-cell:hover .logo-ph{transform:scale(1.06);color:var(--accent)}
.logo-cell .logo-name{
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);
  text-align:center;
}
.logo-cell .logo-scope{
  position:absolute;left:0;right:0;bottom:0;background:var(--ink);color:var(--bg);
  font-size:11px;letter-spacing:.08em;text-align:center;padding:8px 10px;
  transform:translateY(100%);transition:transform .35s cubic-bezier(.6,0,.2,1);
}
.logo-cell:hover .logo-scope{transform:translateY(0)}

/* ============ CLIENT WALL TRANG CHỦ (kiểu "OUR CLIENTS") ============ */
.client-wall{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:clamp(30px,4.5vw,56px);row-gap:64px;align-items:start;
}
@media(max-width:1100px){.client-wall{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.client-wall{grid-template-columns:1fr}}
.cw-group .cw-label{
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-soft);
  border-bottom:1px solid var(--ink);padding-bottom:12px;margin-bottom:16px;
}
.cw-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:9px}
.cw-tile{
  background:#fff;border:1px solid var(--line);border-radius:9px;
  aspect-ratio:2/1.15;display:flex;align-items:center;justify-content:center;
  padding:10px;overflow:hidden;cursor:default;
  transition:transform .3s,box-shadow .3s;
}
.cw-tile:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(0,0,0,.09)}
.cw-tile img{
  max-width:85%;max-height:72%;object-fit:contain;
  mix-blend-mode:multiply;filter:grayscale(1);opacity:.85;transition:.3s;
}
.cw-tile:hover img{filter:none;opacity:1}
.cw-tile .t{
  font-size:11px;font-weight:600;letter-spacing:.04em;text-align:center;
  color:var(--ink);line-height:1.35;
}

/* ============ TESTIMONIAL ============ */
.testi{background:var(--bg-soft);border-radius:28px}
/* Section bo góc (testi, services) lồng container: thêm lề trong để chữ không sát mép */
.testi .container,.services .container{width:auto;margin:0;padding-left:clamp(24px,5vw,72px);padding-right:clamp(24px,5vw,72px)}
.testi-quote{
  font-family:var(--serif);font-style:italic;
  font-size:clamp(24px,3.4vw,46px);line-height:1.45;max-width:980px;
}
.testi-who{margin-top:40px;display:flex;align-items:center;gap:18px}
.testi-who .avatar{
  width:54px;height:54px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  display:flex;align-items:center;justify-content:center;color:var(--bg);
  font-family:var(--serif);font-style:italic;font-size:20px;
}
.testi-who .name{font-weight:600}
.testi-who .role{font-size:13px;color:var(--ink-soft);letter-spacing:.06em}

/* ============ CONTACT / FOOTER ============ */
.contact{padding:clamp(90px,13vw,150px) 0 clamp(30px,5vw,60px)}
.contact-title{
  font-size:clamp(40px,9.5vw,140px);line-height:1.06;font-weight:600;letter-spacing:-.03em;
  text-transform:uppercase;overflow-wrap:break-word;
}
.contact-title em{font-family:var(--serif);font-style:italic;font-weight:400;text-transform:none;color:var(--accent)}
.contact-row{
  display:flex;justify-content:space-between;align-items:center;gap:clamp(24px,4vw,40px);flex-wrap:wrap;
  margin-top:clamp(40px,6vw,70px);
}
.contact-mail{
  font-size:clamp(16px,2.4vw,28px);font-weight:500;
  border-bottom:1px solid var(--ink);padding-bottom:6px;
  transition:color .3s,border-color .3s;overflow-wrap:anywhere;
}
.contact-mail:hover{color:var(--accent);border-color:var(--accent)}
footer{
  border-top:1px solid var(--line);margin-top:clamp(56px,9vw,110px);padding:clamp(22px,3.5vw,34px) 0;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-soft);letter-spacing:.05em;
}
footer .socials{display:flex;gap:26px}
footer .socials a{transition:color .3s}
footer .socials a:hover{color:var(--accent)}
.to-top{cursor:pointer}

/* ============ CHART KẾT QUẢ (SVG + GSAP) ============ */
.qp-chart{
  margin-top:clamp(36px,5vw,60px);
  border:1px solid var(--line);border-radius:18px;
  padding:clamp(18px,3vw,36px);background:var(--bg-soft);
}
.qc-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:clamp(14px,2vw,24px)}
.qc-title{font-size:clamp(16px,2vw,20px);font-weight:600;letter-spacing:-.01em}
.qc-legend{display:flex;gap:20px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}
.qc-legend span{display:inline-flex;align-items:center;gap:8px}
.qc-legend .lg-bar::before{content:"";width:12px;height:12px;border-radius:3px;background:var(--accent);opacity:.85}
.qc-legend .lg-line::before{content:"";width:16px;height:2.5px;border-radius:2px;background:var(--ink)}
.qp-chart svg{width:100%;height:auto;display:block;overflow:visible}
.qc-bar{fill:var(--accent);opacity:.85}
.qc-bar:hover{opacity:1}
.qc-line{stroke:var(--ink);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.qc-dot{fill:var(--bg);stroke:var(--ink);stroke-width:2}
.qc-axis{font-family:var(--sans);font-size:11px;fill:var(--ink-soft)}
.qc-val{font-family:var(--sans);font-size:13px;font-weight:600;fill:var(--ink)}
.qc-lval{font-family:var(--serif);font-style:italic;font-size:13px;fill:var(--ink)}
@media(max-width:560px){.qc-axis{font-size:13px}.qc-val{font-size:15px}.qc-lval{font-size:15px}}

/* ============ NÚT CHUYỂN NGÔN NGỮ VI/EN ============ */
.lang-switch{
  position:fixed;left:22px;bottom:22px;z-index:8000;display:flex;gap:4px;
  background:var(--ink);border-radius:99px;padding:5px;
  box-shadow:0 8px 30px rgba(0,0,0,.25);
}
.lang-switch button{
  border:none;cursor:pointer;font-family:var(--sans);font-size:12px;font-weight:600;
  letter-spacing:.1em;border-radius:99px;padding:8px 15px;
  background:transparent;color:var(--bg);opacity:.6;transition:.3s;
}
.lang-switch button.on{background:var(--accent);opacity:1;color:#fff}
@media(max-width:560px){.lang-switch{left:14px;bottom:14px}}
/* Ẩn banner/tooltip mặc định của Google Translate */
.goog-te-banner-frame,.skiptranslate iframe,#goog-gt-tt,.goog-te-balloon-frame{display:none!important}
body{top:0!important}
font[style]{background:none!important;box-shadow:none!important}

/* ============ TESTIMONIAL WRAPPER (thay inline style) ============ */
.testi-wrap{margin-top:clamp(70px,11vw,130px)}
.testi{padding:clamp(64px,10vw,110px) 0}

/* ============ TOUCH DEVICES ============ */
/* Không có hover: hiện luôn phạm vi công việc dưới logo, logo giữ màu */
@media (hover:none){
  .logo-cell .logo-scope{position:static;transform:none;border-radius:8px;margin-top:4px}
  .logo-cell img{filter:grayscale(0);opacity:1}
  .logo-cell{aspect-ratio:auto;padding:22px 16px}
}

/* ============ MÀN NHỎ ≤560px ============ */
@media(max-width:560px){
  .container{width:90vw}
  .header-inner{padding:16px 0}
  .logo{font-size:12px;letter-spacing:.22em}
  .work-tags span{padding:5px 11px;font-size:11px}
  .pd-meta .v{font-size:14px}
  .breadcrumb{flex-wrap:wrap}
  .filter-chip{padding:10px 16px;font-size:12px}
  .industry-head{flex-wrap:wrap;gap:10px}
  .logo-grid{grid-template-columns:repeat(2,1fr)}
  .facts{grid-template-columns:1fr}
  .fact:nth-child(odd){border-right:none;padding-right:10px}
  .fact:nth-child(even){padding-left:10px}
  .hero-scroll{display:none}
  .pd-gallery{gap:16px}
  .contact-row{justify-content:center;text-align:center}
}

/* ============ MÀN RẤT LỚN ≥1800px ============ */
@media(min-width:1800px){
  .container{width:min(1440px,80vw)}
  .header-inner{width:min(1560px,84vw)}
}